1082421120 has 256 divisors, whose sum is σ = 3838855680. Its totient is φ = 257187840.

The previous prime is 1082421103. The next prime is 1082421133. The reversal of 1082421120 is 211242801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1118877 + ... + 1119843.

It is an arithmetic number, because the mean of its divisors is an integer number (14995530).

Almost surely, 2^1082421120 is an apocalyptic number.

1082421120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1082421120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1919427840).

1082421120 is an abundant number, since it is smaller than the sum of its proper divisors (2756434560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1082421120 is a wasteful number, since it uses less digits than its factorization.

1082421120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1053 (or 1041 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

The square root of 1082421120 is about 32900.1689965264. The cubic root of 1082421120 is about 1026.7516730274.

Adding to 1082421120 its reverse (211242801), we get a palindrome (1293663921).

The spelling of 1082421120 in words is "one billion, eighty-two million, four hundred twenty-one thousand, one hundred twenty".